Weekly briefing No. 42 published 30 Oct 2026
Intelligence · Disclosure tracker

Every public disclosure, dated and sourced.

Public breach disclosures from regulators, court filings, company notices and news reporting, each recorded with its date and a link to the original. Updated daily.

5,574
Disclosures in the tracker, all years
2,089
Of those, indexed in 2026
8
Added in November
22
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 3 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

Worldwide · How they got in

Incidents worldwide, by country.

77 incidents from 11 countries in the last 90 days, each from a public source and reviewed before it is shown. Where the source says how the attackers got in, the row says so.

  1. Japan29 Oct 2026Japan AirlinesHow they got in: a supplier or vendor that was compromised first.BleepingComputer
  2. Japan29 Oct 2026Sony Network Communications (So-net / Plala ISP)The source does not say how they got in.SecurityWeek
  3. Japan22 Oct 2026CapcomThe source does not say how they got in.BleepingComputer
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
City of Woodstock (Ontario)
Government · Records not stated
Ransomware forced city to rebuild IT systems from scratch
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
Potbelly Corporation
Retail · Records not stated
32K employee records exposed
12 Sep 2022
High11 Sep 2022
Revolut (UK)
Finance · 50,150 records
50,150 customer records exposed via social engineering of support staff
11 Sep 2022
Medium11 Sep 2022
Revolut
Finance · 50,000 records
50K customer records exposed in targeted phishing attack
11 Sep 2022
Medium10 Sep 2022
Handwerkskammer Hannover
Sector not stated · Records not stated
Ransomware disrupted German trade chamber, 68,000 member records at risk
10 Sep 2022
Medium10 Sep 2022
Dialog IT (Singtel Sub)
Technology · Records not stated
1,000 employees and 20 clients affected, Australian IT consultancy hit by ransomware
10 Sep 2022
Medium9 Sep 2022
CareFirst Administrators
Healthcare · Records not stated
63K member records exposed
9 Sep 2022
High8 Sep 2022
Brand New Tube
Retail · 349,627 records
349,627 records exposed, Email addresses, Genders, IP addresses, Passwords and 2 more
8 Sep 2022
Medium8 Sep 2022
Globe Telecom (Philippines)
Technology · Records not stated
Data breach exposed customer records of major Filipino telecom
8 Sep 2022
High8 Sep 2022
Suffolk County NY
Government · 470,000 records
BlackCat ransomware encrypted 400+ systems, 470K records exposed
8 Sep 2022
Medium8 Sep 2022
CrossCountry Mortgage
Finance · 43,000 records
43K customer records exposed
8 Sep 2022
Medium5 Sep 2022
Peterborough Utilities (Ontario)
Sector not stated · Records not stated
Ransomware targeted Ontario utility company
5 Sep 2022
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